David B. Rosenbaum
David's practice focuses on complex commercial litigation in the state and federal courts. David has represented public companies and their officers and directors in numerous securities fraud class actions, represented Fortune 50 companies in a wide range of complex commercial litigation matters, including matters involving intellectual property disputes, represented a major telecommunications company in an array of commercial litigation matters, represented companies in sales and use tax disputes, and represented national and local companies in employment controversies, including class-action discrimination lawsuits. As past President of the Federal Bar Association and Lawyer Representative to the Ninth Circuit Judicial Conference, David has developed knowledge and experience in the finer points of prosecuting complex litigation in the federal courts.
Practice Areas
Representative Matters
- Lory v. Ryan, 2008 WL 4630306 (D. Ariz. 2008)
- Rollin v. Frankel, 196 Ariz. 350, 996 P.2d 1254 (App. 2000)
- Dillard v. Schlussel, 2011 WL 1854978 (Ariz. App. 2011)
- In re Apollo Grp. Inc. Sec. Litig. (D. Ariz., 2011)
- Allen v. Honeywell Retirement Earnings Plan, 698 F. Supp. 2d 1197 (D. Ariz. 2010)
- Weiss v. Amkor Technology, Inc., 527 F. Supp. 2d 938 (D. Ariz. 2007)
- Cable Arizona Corp. v. CoxCom, Inc., 261 F.3d 871 (9th Cir. 2001)
- AlliedSignal, Inc., v. City of Phoenix, 182 F.3d 692 (9th Cir. 1999)
(commercial tort) - Crawford v. American Institute of Professional Careers, Inc., 934 F. Supp. 335 (D. Ariz. 1996)
- Aetna Cas. & Sur. Co. v. Dini, 169 Ariz. 555, 821 P.2d 216 (Ariz. App. 1991)
Gonzalez v. Arizona, 649 F.3d 953 (9th Cir. 2011)
Capricorn Pharma, Inc. v. Matrixx Initiatives, Inc. 2009 WL 2567022 (D. Del.,2009)
Honeywell Intern., Inc. v. RTF Intern., Inc., 209 P. 3d 764 (Kan. App. 2009)
Doe v. Arizona Hosp. and Healthcare Ass'n, 2009 WL 1423378 (D. Ariz. 2009)
Lory v. Ryan, 2008 WL 4630306 (D. Ariz. 2008)
Premier Jets, Inc. v. Honeywell Intern., Inc., 2008 WL 1840753 (D. Or. 2008)
Levine v. SkyMall, Inc., F. Supp. 2d, 2002 WL 31056919 (D. Ariz. 2002)
- 23 Osborn Maledon, P.A. Lawyers Named ‘Best’ in National Publication
Twenty-three of the 51 attorneys in the Phoenix law firm of Osborn Maledon, P.A. have been singled out for national recognition in the new 2012 edition of Best Lawyers®, the oldest peer-review publication in the legal profession. - Osborn Maledon, P.A. Attorneys Named to Super Lawyers List
Fourteen of the 49 attorneys at Osborn Maledon, P.A., a Phoenix law firm, have been named to the Southwest Super Lawyers 2011 list. - Osborn Maledon, P.A. Practice Groups and Attorneys Ranked as Tops in Chambers Guide
Three practice areas in the Phoenix law firm of Osborn Maledon, P.A. received the highest possible ranking among Arizona law firms for the seventh year in a row in the 2011 ranking by the prestigious legal resource guide, Chambers USA.
Judicial Branch Distinguished Service Award, awarded by Arizona Supreme Court Chief Justice Rebecca Berch for outstanding service and contribution to the Arizona Judicial Branch, 2011
BTI Client Service All-Star Team, 2011
Chambers USA, America's Leading Lawyers for Business, Litigation: General Commercial, 2005-2013
Phoenix Best Lawyers, Bet-the-Company Litigation Lawyer of the Year, 2011
Arizona "Local Litigation Star," Benchmark Litigation, 2010-2011
Southwest Super Lawyers, Top 50 Arizona Attorneys, 2010, 2012
The Best Lawyers in America®, Bet-the-Company Litigation, Construction Litigation, Commercial Litigation, Intellectual Property Litigation, Mergers & Acquisitions Litigation, Securities Litigation, editions 2005-2013
Southwest Super Lawyers, Business Litigation, Securities Litigation, 2007-2013
Arizona's Finest Lawyers
Lawdragon's "100 Lawyers You Need to Know in Securities Litigation," 2008
Judge Learned Hand Award for Community Service, Arizona Chapter of American Jewish Committee, March, 2006
President's Award, State Bar of Arizona, June 2006
Top 50 Pro Bono Attorneys, 2001
Professional Activities
Judicial College of Arizona, Member, 2010-
Foundation of the Federal Bar Association, Past-President and Charter Fellow
Federal Bar Association, Phoenix Chapter, President, 2000-2001
Ninth Circuit Judicial Conference, Lawyer Representative, 2002-2004
Adjunct Professor, Sandra Day O'Connor College of Law, Arizona State University
Arizona Supreme Court Task Force for Development of Arizona Law Course, Chair, 2009
Committee on Civil Rules of Procedure for Limited Jurisdiction Courts, Member, 2011
William E. Morris Institute for Justice, President, 2001-2003
American Bar Foundation, Fellow
Chair, Fellows of the Foundation of the Federal Bar Association, 2009-2011
Community Legal Services, President, Board of Directors, 1994-1995
Arizona State Bar Legal Services Committee, Chair, 2002-2003
Arizona State Bar Landlord Tenant Task Force, Co-Chair, 2006-2009
Arizona State Bar Task Force on Multijurisdictional Practice, Member, 2003
Arizona State Bar Task Force on Access to Justice, Member, 2003-2005
Arizona State Bar Fee Arbitration Committee, Member, 2002-present
Maricopa County Bar Association
Volunteer Lawyers Program, Advisory Panel, 1990-1994
Community Activities
President, Beth-El Congregation, 2004-2006
Presentation: “A Dialogue with Chief Justices on Key Issues,” Directors' Roundtable, July 29, 2011 (Transcript)
Author: The Constitutional Rights of Excluded Aliens, 70 Geo. L.J. 1303 (1982)